2418790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1999}}^1$

素因数の和:2028

約数の個数: 24

約数和(自身を含む): 4788000

約数和(自身を除く): 2369210

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1999, 3998, 9995, 19990, 21989, 43978, 109945, 219890, 241879, 483758, 1209395, 2418790]

約数ペア:

[(1, 2418790), (2, 1209395), (5, 483758), (10, 241879), (11, 219890), (22, 109945), (55, 43978), (110, 21989), (121, 19990), (242, 9995), (605, 3998), (1210, 1999)]